What are the answers to the following multiple-choice and fill-in-the-blank questions about computer hardware and software?

Here are the solutions to the questions:

SECTION A: MULTIPLE-CHOICE QUESTIONS

1. Which of the following is an input device?
   • The correct option is C. Keyboard.
2. The brain of the computer is the:
   • The correct option is B. CPU.
3. Which of the following is NOT an output device?
   • The correct option is D. Scanner.
4. A device used to show visual output is the:
   • The correct option is A. Monitor.
5. The device used to store files externally is:
   • The correct option is A. USB flash drive.
6. A device used for pointing and selecting items on the screen is the:
   • The correct option is B. Mouse.
7. Which of the following stores data permanently?
   • The correct option is A. ROM.
8. The computer device that produces sound output is the:
   • The correct option is B. Speaker.
9. The part of the system unit that processes data is the:
   • The correct option is C. CPU.
10. A device used to take pictures into the computer is the:
    • The correct option is A. Scanner.

SECTION B: FILL-IN-THE-BLANK QUESTIONS

11. The programs that control the overall operation of the computer are called System software.
12. Application software helps users perform specific tasks like typing and calculations.
13. A Browser is a program used to access websites on the Internet.
14. Firewall software protects the computer from viruses and malware.
15. A program that allows users to create and edit text documents is called a Word processor software.
16. Windows, Linux, and macOS are examples of Operating Systems.
17. Programs like Disk clean-up and WinRAR are classified as Utility software.
18. The permanent software stored on the motherboard is called ROM.
19. Software that manages files and folders is part of the Operating system.
20. PowerPoint is an example of Application software used for creating presentations.